Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets (Tables)

v3.19.2
Intangible Assets (Tables)
3 Months Ended
Jun. 30, 2019
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of intangible assets
    Cost
$
    Accumulated
amortization
$
    Cumulative
impairment
$
    June 30,
2019
Net carrying
value
$
    March 31,
2019
Net carrying
value
$
 
                               
Patents and technical information     35,852,556       (5,867,999 )     (20,457,255 )     9,527,302       9,746,255